Article and video clip on the German tactic most responsible for America's entry into the War.
Unrestricted U-Boat Warfare: The German naval tactic of WWI

The Doughboy Foundation’s mission is to keep the story of "the War that Changed the World" in the minds of all Americans, so that the 4.7 million who served in the U.S. Armed Forces during WWI will never again be relegated to the mists of obscurity.
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The Doughboy Foundation’s mission is to keep the story of "the War that Changed the World" in the minds of all Americans, so that the 4.7 million who served in the U.S. Armed Forces during WWI will never again be relegated to the mists of obscurity.
LEARN MORE
Article and video clip on the German tactic most responsible for America's entry into the War.